Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – Liquid composition
Patent
1996-02-29
1997-10-21
Skane, Christine
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
Liquid composition
510169, 134 42, 252364, C11D 730, C11D 724, B08B 308
Patent
active
056796323
ABSTRACT:
This invention relates to a solvent system and process for cleaning cellulose triacetate polymer camera film. The solvent system comprises n-propyl bromide and a mix of an alkyl bromide in which the alkyl group contains 4 to 7 carbon atoms and an alkane containing 6 to 7 carbon atoms.
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Azarnia Farah D.
Lee Burnell
Skane Christine
Spielman, Jr. Edgar E.
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